MESOSCALE DISCUSSION 0179
   NWS STORM PREDICTION CENTER NORMAN OK
   0848 PM CST SAT FEB 28 2009
   
   AREAS AFFECTED...NRN FL...SERN AL...SRN GA
   
   CONCERNING...TORNADO WATCH 43...
   
   VALID 010248Z - 010345Z
   
   THE SEVERE WEATHER THREAT FOR TORNADO WATCH 43 CONTINUES.
   
   TWO PRIMARY BANDS OF CONVECTION HAVE ESTABLISHED THEMSELVES OVER THE
   TORNADO WATCH THIS EVENING.  THE SERN-MOST BAND PERSISTS ALONG
   PRE-FRONTAL CONFLUENCE ZONE EXTENDING FROM THE NERN GULF OF MEXICO
   INTO SERN GA.  UPSTREAM...SECONDARY BAND OF THUNDERSTORMS HAS
   RECENTLY INCREASED FROM WEST OF MAI IN THE FL PANHANDLE...NEWD TO
   NEAR ABY IN SWRN GA WHERE THE STRONGEST STORMS ARE CONCENTRATED.  IT
   APPEARS SWLY TRAJECTORIES OFF THE HIGHER INSTABILITY AIRMASS OVER
   THE NERN GULF OF MEXICO WILL CONTINUE TO FEED THIS ACTIVITY WITH A
   SLIGHT UPWARD TREND POSSIBLE AS LARGE SCALE ASCENT IS EXPECTED TO
   SHARPEN CONVERGENCE ACROSS THE FL PANHANDLE OVER THE NEXT FEW HOURS.
    THIS INCREASINGLY CONVERGENT BOUNDARY SHOULD ENHANCE CONVECTIVE
   THREAT AS IT PROGRESSES EWD WELL INTO THE OVERNIGHT HOURS.
   
   ..DARROW.. 03/01/2009
   
   
   ATTN...WFO...CHS...TBW...JAX...FFC...TAE...BMX...MOB...
   
   LAT...LON   31638615 31938221 32318216 31858053 30898107 29918095
               30168199 29818290 29358306 29178346 29738406 29268507
               29368554 29788579 30038643 30978636 31638615